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94520 Emergency Pressure Vent and Manhole Cover
Emergency Vents, Emergency Vents, L&J Technology, Tank Fittings, Flame Arrestors, Valves & ACCProvides emergency venting and manhole requirements, where intermediate pressure relief beyond that provided by tank conservation vents is required. This vent is not intended to meet requirements of explosion relief, but is designed to relieve excessive internal pressure. It is an economical solution to costly and dangerous tank roof rupture problems.